{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RT+%28Radiation+Therapy%29", "query": { "intervention": "RT (Radiation Therapy)" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 1005, "total_pages": 101, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=RT+%28Radiation+Therapy%29&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-09-24T03:09:35.532Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT07679607", "title": "GCC 2545- Improving Post-Radiotherapy Respiratory Function Through Sparing Serial and Parallel Components in the Lung", "overall_status": "NOT_YET_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Lung Cancer (NSCLC)", "Radiation" ], "interventions": [ { "name": "SOC Radiation Treatment Planning", "type": "RADIATION" }, { "name": "INSPIRE Radiation Treatment Planning", "type": "RADIATION" } ], "intervention_types": [ "RADIATION" ], "sponsor": "University of Maryland, Baltimore", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 70, "start_date": "2026-08", "completion_date": "2030-08", "has_results": false, "last_update_posted_date": "2026-07-01", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 1, "location_summary": "Baltimore, Maryland", "locations": [ { "city": "Baltimore", "state": "Maryland" } ], "official_url": "https://clinicaltrials.gov/study/NCT07679607" }, { "nct_id": "NCT01215500", "title": "Dose Escalation of Hypofractionated Radiation Therapy in Patients With Metastatic Cancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Tumor", "Cancer", "Melanoma", "Sarcoma", "Carcinoma" ], "interventions": [ { "name": "Hypofractionated RT", "type": "RADIATION" } ], "intervention_types": [ "RADIATION" ], "sponsor": "University of Chicago", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 63, "start_date": "2005-01", "completion_date": "2018-03", "has_results": false, "last_update_posted_date": "2018-09-12", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 1, "location_summary": "Chicago, Illinois", "locations": [ { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT01215500" }, { "nct_id": "NCT06368817", "title": "A Study of Lower Radiotherapy Dose to Treat Children With CNS Germinoma", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Basal Ganglia Germinoma", "Diabetes Insipidus", "Germinoma", "Pineal Region Germinoma", "Suprasellar Germinoma", "Thalamic Germinoma" ], "interventions": [ { "name": "3-Dimensional Conformal Proton Radiation Therapy", "type": "RADIATION" }, { "name": "3-Dimensional Conformal Radiation Therapy", "type": "RADIATION" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Etoposide", "type": "DRUG" }, { "name": "Intensity-Modulated Proton Therapy", "type": "PROCEDURE" }, { "name": "Intensity-Modulated Radiation Therapy", "type": "RADIATION" }, { "name": "Lumbar Puncture", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Questionnaire Administration", "type": "OTHER" }, { "name": "Surgical Procedure", "type": "PROCEDURE" } ], "intervention_types": [ "RADIATION", "PROCEDURE", "DRUG", "OTHER" ], "sponsor": "Children's Oncology Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "3 Years", "maximum_age": "29 Years", "sex": "ALL", "summary": "3 Years to 29 Years" }, "enrollment_count": 240, "start_date": "2024-10-22", "completion_date": "2033-11-04", "has_results": false, "last_update_posted_date": "2026-08-25", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 97, "location_summary": "Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 76 more", "locations": [ { "city": "Mobile", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Little Rock", "state": "Arkansas" }, { "city": "Loma Linda", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT06368817" }, { "nct_id": "NCT02516813", "title": "Phase 1 Trial of MSC2490484A, an Inhibitor of a DNA-dependent Protein Kinase, in Combination With Radiotherapy", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Advanced Solid Tumors" ], "interventions": [ { "name": "M3814 100 mg", "type": "DRUG" }, { "name": "M3814 200 mg", "type": "DRUG" }, { "name": "M3814 300 mg", "type": "DRUG" }, { "name": "M3814 400 mg", "type": "DRUG" }, { "name": "M3814 50 mg", "type": "DRUG" }, { "name": "Fractionated RT", "type": "RADIATION" }, { "name": "Cisplatin", "type": "DRUG" } ], "intervention_types": [ "DRUG", "RADIATION" ], "sponsor": "EMD Serono Research & Development Institute, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 52, "start_date": "2015-09-15", "completion_date": "2021-11-19", "has_results": true, "last_update_posted_date": "2024-10-15", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 9, "location_summary": "Fresno, California • Fort Lauderdale, Florida • Miami, Florida + 6 more", "locations": [ { "city": "Fresno", "state": "California" }, { "city": "Fort Lauderdale", "state": "Florida" }, { "city": "Miami", "state": "Florida" }, { "city": "Billings", "state": "Montana" }, { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT02516813" }, { "nct_id": "NCT04166318", "title": "Lower-Dose Chemoradiation in Treating Patients With Early-Stage Anal Cancer, the DECREASE Study", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Anal Basaloid Carcinoma", "Anal Canal Cloacogenic Carcinoma", "Anal Canal Squamous Cell Carcinoma", "Anal Margin Squamous Cell Carcinoma", "Stage I Anal Cancer AJCC v8", "Stage IIA Anal Cancer AJCC v8" ], "interventions": [ { "name": "Biopsy", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Capecitabine", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Fludeoxyglucose F-18", "type": "OTHER" }, { "name": "Fluorouracil", "type": "DRUG" }, { "name": "Intensity-Modulated Radiation Therapy", "type": "RADIATION" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Mitomycin", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "DRUG", "OTHER", "RADIATION" ], "sponsor": "ECOG-ACRIN Cancer Research Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 252, "start_date": "2020-01-02", "completion_date": "2029-12-31", "has_results": false, "last_update_posted_date": "2026-09-14", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 659, "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 438 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT04166318" }, { "nct_id": "NCT04443413", "title": "Phase III Study of 5tx vs 15tx of RT (X-rays or Protons) Including RNI in Breast Cancer Patients", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Anatomic Stage I Breast Cancer AJCC v8", "Anatomic Stage II Breast Cancer AJCC v8", "Anatomic Stage III Breast Cancer AJCC v8" ], "interventions": [ { "name": "Proton Beam Radiation Therapy", "type": "RADIATION" }, { "name": "Questionnaire Administration", "type": "OTHER" }, { "name": "X-ray Therapy", "type": "RADIATION" } ], "intervention_types": [ "RADIATION", "OTHER" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 146, "start_date": "2020-06-16", "completion_date": "2029-11-19", "has_results": false, "last_update_posted_date": "2026-01-16", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 3, "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT04443413" }, { "nct_id": "NCT01196390", "title": "Radiation Therapy, Paclitaxel, and Carboplatin With or Without Trastuzumab in Treating Patients With Esophageal Cancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Esophageal Adenocarcinoma", "Gastroesophageal Junction Adenocarcinoma", "Stage IB Esophageal Cancer AJCC v7", "Stage IIA Esophageal Cancer AJCC v7", "Stage IIB Esophageal Cancer AJCC v7", "Stage IIIA Esophageal Cancer AJCC v7", "Stage IIIB Esophageal Cancer AJCC v7" ], "interventions": [ { "name": "Carboplatin", "type": "DRUG" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Paclitaxel", "type": "DRUG" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Radiation Therapy", "type": "RADIATION" }, { "name": "Therapeutic Conventional Surgery", "type": "PROCEDURE" }, { "name": "Trastuzumab", "type": "BIOLOGICAL" } ], "intervention_types": [ "DRUG", "OTHER", "RADIATION", "PROCEDURE", "BIOLOGICAL" ], "sponsor": "National Cancer Institute (NCI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 203, "start_date": "2011-02-14", "completion_date": "2023-08-15", "has_results": true, "last_update_posted_date": "2026-06-02", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 634, "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 407 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT01196390" }, { "nct_id": "NCT01101451", "title": "Radiation Therapy With or Without Chemotherapy in Patients With Stage I-IIA Cervical Cancer Who Previously Underwent Surgery", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Cervical Adenocarcinoma", "Cervical Adenosquamous Carcinoma", "Cervical Squamous Cell Carcinoma, Not Otherwise Specified", "Stage I Cervical Cancer AJCC v6 and v7", "Stage IA Cervical Cancer AJCC v6 and v7", "Stage IB Cervical Cancer AJCC v6 and v7", "Stage IIA Cervical Cancer AJCC v7" ], "interventions": [ { "name": "Cisplatin", "type": "DRUG" }, { "name": "External Beam Radiation Therapy", "type": "RADIATION" }, { "name": "Intensity-Modulated Radiation Therapy", "type": "RADIATION" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "DRUG", "RADIATION", "OTHER" ], "sponsor": "GOG Foundation", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 340, "start_date": "2010-04-12", "completion_date": "2024-04-02", "has_results": true, "last_update_posted_date": "2025-05-23", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 698, "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Phoenix, Arizona + 433 more", "locations": [ { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT01101451" }, { "nct_id": "NCT02667587", "title": "An Investigational Immuno-therapy Study of Temozolomide Plus Radiation Therapy With Nivolumab or Placebo, for Newly Diagnosed Patients With Glioblastoma (GBM, a Malignant Brain Cancer)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Brain Neoplasms" ], "interventions": [ { "name": "Nivolumab", "type": "DRUG" }, { "name": "Temozolomide", "type": "DRUG" }, { "name": "Radiotherapy", "type": "RADIATION" }, { "name": "Nivolumab Placebo", "type": "OTHER" } ], "intervention_types": [ "DRUG", "RADIATION", "OTHER" ], "sponsor": "Bristol-Myers Squibb", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 716, "start_date": "2016-05-09", "completion_date": "2024-04-09", "has_results": true, "last_update_posted_date": "2025-06-18", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 35, "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 29 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Phoenix", "state": "Arizona" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Sacramento", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT02667587" }, { "nct_id": "NCT07213154", "title": "Optical Imaging Scans for the Diagnosis of Skin Cancer in Patients With Lesions", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Malignant Skin Neoplasm", "Skin Disorder", "Skin Neoplasm" ], "interventions": [ { "name": "Quantitative Oblique Back-Illumination Microscopy", "type": "PROCEDURE" }, { "name": "Radiation Therapy", "type": "RADIATION" } ], "intervention_types": [ "PROCEDURE", "RADIATION" ], "sponsor": "Emory University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 10, "start_date": "2025-10-15", "completion_date": "2027-09-17", "has_results": false, "last_update_posted_date": "2025-12-16", "last_synced_at": "2026-09-24T03:09:35.532Z", "location_count": 2, "location_summary": "Atlanta, Georgia", "locations": [ { "city": "Atlanta", "state": "Georgia" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT07213154" } ] }